Sexual orientation, handedness, sex ratio and fetomaternal tolerance-rejection
Fraternal birth order (FBO) appears as a prenatal cause of 15% of homosexual males (gays) through mnemonic maternal anti-male factors. Non-right-handed men seem to be protected from homosexuality. Four hypotheses are proposed: (1) androgenic factors of non-right-handedness neutralize anti-male facto...
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Formato: | Artigo |
Idioma: | English |
Publicado em: |
BMC
2010-01-01
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Colecção: | Biological Research |
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Acesso em linha: | http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602010000300012 |